Fly nonstop from Denver to Reykjavik for $684 round-trip on Icelandair.
Seen below, we found seats for departing DEN on Tuesday, October 6, returning from KEF on the following Tuesday, October 13.
Other dates are also available for travel from October through April.
Need a room in Reykjavik? Here's a look at what's available for the above dates on Hotelwatchdog.